Convert Images To PDF From URLs (Node.js) - JavaScript
PDF from Images (JPG to PDF and PNG to PDF) sample in JavaScript demonstrating ‘Convert Images To PDF From URLs (Node.js)’
app.js
var https = require("https");
var path = require("path");
var fs = require("fs");
// The authentication key (API Key).
// Get your own by registering at https://app.pdf.co
const API_KEY = "***********************************";
// Direct URLs of image files to convert to PDF document
// You can also upload your own file into PDF.co and use it as url. Check "Upload File" samples for code snippets: https://github.com/bytescout/pdf-co-api-samples/tree/master/File%20Upload/
const SourceFiles = [
"https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/image-to-pdf/image1.png",
"https://bytescout-com.s3.amazonaws.com/files/demo-files/cloud-api/image-to-pdf/image2.jpg"
];
// Destination PDF file name
const DestinationFile = "./result.pdf";
// Prepare request to `Image To PDF` API endpoint
var queryPath = `/v1/pdf/convert/from/image`;
// JSON payload for api request
var jsonPayload = JSON.stringify({
name: path.basename(DestinationFile), url: SourceFiles.join(",")
});
var reqOptions = {
host: "api.pdf.co",
method: "POST",
path: queryPath,
headers: {
"x-api-key": API_KEY,
"Content-Type": "application/json",
"Content-Length": Buffer.byteLength(jsonPayload, 'utf8')
}
};
// Send request
var postRequest = https.request(reqOptions, (response) => {
response.on("data", (d) => {
// Parse JSON response
var data = JSON.parse(d);
if (data.error == false) {
// Download PDF file
var file = fs.createWriteStream(DestinationFile);
https.get(data.url, (response2) => {
response2.pipe(file)
.on("close", () => {
console.log(`Generated PDF file saved as "${DestinationFile}" file.`);
});
});
}
else {
// Service reported error
console.log(data.message);
}
});
}).on("error", (e) => {
// Request error
console.log(e);
});
// Write request data
postRequest.write(jsonPayload);
postRequest.end();
PDF.co Web API: the Web API with a set of tools for documents manipulation, data conversion, data extraction, splitting and merging of documents. Includes image recognition, built-in OCR, barcode generation and barcode decoders to decode bar codes from scans, pictures and pdf.
Download Source Code (.zip)
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